Funding for this research was provided by:
National Science Centre, Poland (2019/33/N/ST8/02661)
Dipartimento di Eccellenza
Article History
Received: 19 April 2020
Accepted: 20 August 2020
First Online: 3 September 2020
Compliance with ethical standards
:
: SL is Associate Editor of Nonlinear Dynamics, although, of course, he has not been involved in the managing of this work. The authors declare that they have no other conflicts of interest.